<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="content-type" content="text/html; charset=utf-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <!-- 
    <link href="../lib/font-awesome/css/font-awesome.css" rel="stylesheet">
     -->
    <style>
    .middle {
	    position:absolute; 
	    width:100%;
	    top:50%; height:240px; 
	    margin-top:-120px; /* negative half of the height */ 
	    text-align: center;
	}
    </style>
	<title>loading</title>
</head>
<body>
<div class="middle" >
		<i class="fa fa-spinner fa-pulse fa-2x fa-fw margin-bottom"></i>正在加载中
</div>
</body>
</html>